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                    Closing price on 6/5/2009
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                    | Open | 28.50 |  
                    | High | 31.70 |  
                    | Low | 28.50 |  
                    | Volume | 12,300 |  
                    | Split-adjusted Price | 4.33 |  
                
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 |  DC4 Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 6/5/2009 | +1.80 / +6.74% | 28.50 | 31.70 | 28.50 | 28.50 | 28.50 | 4.33 | 12,300 |   |  
            | 6/4/2009 | +1.70 / +6.80% | 26.70 | 29.70 | 26.70 | 26.70 | 26.70 | 4.06 | 7,800 |   |  			
            | 6/3/2009 | +1.50 / +6.38% | 25.00 | 27.80 | 25.00 | 25.00 | 25.00 | 3.80 | 35,900 |   |  
            | 6/2/2009 | +1.20 / +5.38% | 23.50 | 26.10 | 23.50 | 23.50 | 24.15 | 3.57 | 112,800 |   |  			
            | 6/1/2009 | +1.30 / +6.19% | 21.10 | 24.80 | 21.10 | 22.30 | 21.97 | 3.39 | 25,400 |   |  
            | 5/29/2009 | 0.00 / 0.00% | 21.80 | 24.40 | 21.00 | 21.00 | 22.05 | 3.19 | 38,500 |   |  			
            | 5/28/2009 | -0.40 / -1.87% | 20.60 | 24.40 | 20.60 | 21.00 | 21.18 | 3.19 | 84,500 |   |  
            | 5/27/2009 | -0.40 / -1.83% | 23.30 | 25.90 | 21.40 | 21.40 | 22.14 | 3.25 | 240,000 |   |  			
            | 5/26/2009 | +1.40 / +6.86% | 21.80 | 24.20 | 21.80 | 21.80 | 21.80 | 3.31 | 13,900 |   |  
            | 5/25/2009 | +1.20 / +6.25% | 20.40 | 22.70 | 20.40 | 20.40 | 20.40 | 3.10 | 45,700 |   |  			
            | 5/22/2009 | +1.00 / +5.49% | 18.40 | 21.30 | 18.40 | 19.20 | 19.13 | 2.92 | 256,800 |   |  
            | 5/21/2009 | +0.40 / +2.25% | 17.80 | 20.20 | 17.80 | 18.20 | 18.02 | 2.76 | 36,000 |   |  			
            | 5/20/2009 | -0.10 / -0.56% | 17.90 | 20.00 | 17.80 | 17.80 | 17.89 | 2.70 | 18,900 |   |  
            | 5/19/2009 | +0.20 / +1.13% | 18.00 | 20.10 | 17.90 | 17.90 | 18.48 | 2.72 | 29,800 |   |  			
            | 5/18/2009 | +0.10 / +0.57% | 18.30 | 20.30 | 17.70 | 17.70 | 18.50 | 2.69 | 13,800 |   |  
            | 5/15/2009 | +0.30 / +1.73% | 17.50 | 20.00 | 17.50 | 17.60 | 17.59 | 2.67 | 29,700 |   |  			
            | 5/14/2009 | +0.10 / +0.58% | 17.10 | 19.40 | 17.10 | 17.30 | 17.14 | 2.63 | 24,200 |   |  
            | 5/13/2009 | +0.10 / +0.58% | 17.50 | 19.40 | 17.20 | 17.20 | 17.22 | 2.61 | 22,600 |   |  			
            | 5/12/2009 | -0.10 / -0.58% | 17.90 | 19.90 | 17.10 | 17.10 | 17.28 | 2.60 | 5,600 |   |  
            | 5/11/2009 | -0.20 / -1.15% | 17.50 | 19.40 | 17.20 | 17.20 | 17.34 | 2.61 | 11,100 |   |  			
            | 5/8/2009 | -0.60 / -3.33% | 18.00 | 20.00 | 17.40 | 17.40 | 17.58 | 2.64 | 21,300 |   |  
            | 5/7/2009 | +0.40 / +2.27% | 18.00 | 20.30 | 18.00 | 18.00 | 18.04 | 2.73 | 52,800 |   |  			
            | 5/6/2009 | -1.00 / -5.38% | 17.80 | 20.40 | 17.60 | 17.60 | 17.63 | 2.67 | 30,800 |   |  
            | 5/5/2009 | +0.70 / +3.91% | 18.90 | 21.00 | 18.60 | 18.60 | 18.89 | 2.82 | 91,600 |   |  			
            | 5/4/2009 | +0.90 / +5.29% | 17.00 | 19.90 | 17.00 | 17.90 | 17.66 | 2.72 | 71,500 |   |  
            | 4/29/2009 | +0.10 / +0.59% | 16.90 | 18.90 | 16.90 | 17.00 | 17.43 | 2.58 | 7,700 |   |  			
            | 4/28/2009 | +0.70 / +4.32% | 16.90 | 18.90 | 16.90 | 16.90 | 16.98 | 2.57 | 1,600 |   |  
            | 4/27/2009 | -1.40 / -7.95% | 17.50 | 19.40 | 16.20 | 16.20 | 16.96 | 2.46 | 700 |   |  			
            | 4/24/2009 | +0.30 / +1.73% | 17.10 | 19.60 | 17.10 | 17.60 | 17.14 | 2.67 | 1,400 |   |  
            | 4/23/2009 | +1.10 / +6.79% | 17.20 | 19.20 | 17.20 | 17.30 | 17.73 | 2.63 | 14,400 |   |  |  |  
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